Read Sharp CD-C440H (serv.man2) Service Manual online
– 19 –
CD-C440H/CP-C440H
Figure 19 BLOCK DIAGRAM (3/3)
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2 1
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57
OPE AMP.
IC651
BA4558
N
R
Q460
Q458~
OUT
OUT
MODE1-5
MONO
PASS
RS STEREO
SRS MONO
ODE
R-IN
L-IN
SRS INH
SRS B
SRS A/
SRS
PASS/
3D
SRS
PASS
LEVEL
CONT
Q463
Q466
Q467
Q467
Q468
Q469
Q469
~
SPE1-5
IC502/503/504
–B1
IC504(1/2)
BA4558
OPE AMP.
BA4558
OPE AMP.
+B3
VF1
(AC)
~
IC701
IX0170AW
MICROCOMPUTER
~
~
Q701
INPUT/OUTPUT
EXPANDER
IC702
BU2092F
~
+B5
+B5
+B4
SW2
MEHCA UP
SW3
DISC NO
SW1
OPEN/CLOSE
M3
T/T
UP/DOWN
M
IC91
LOADING MOTOR
DRIVER
+B2
SOLM2
SOLENOID
Q501
Q502
Q502
IC901
STK488-020
POWER AMP.
+B3
Q828
Q801
VOLTAGE
REGULATOR
F802
T4A
L 250V
F804
T1.6A
L 250V
F803
T4A
L 250V
AC 230V 50Hz
SUPPLY CORD
AC POWER
T801
POWER
TRANSFORMER
T.F
DOLBY P.L
SRS
BALANCE
66
4CH SP
SRS INH
+B1
SW701~SW717
SW719,SW721
SW723~SW726
SW728~SW734
SW736~SW740
SW719,SW721
SW723~SW726
SW728~SW734
SW736~SW740
KEY MATRIX
KEY0
KEY5
LED701~LED712
LED714~LED719
LED714~LED719
VDD
VSS
LCK
CLOCK
DATA
Q705
Q706
ZD701
Q706
ZD701
SYS STOP
RESET
+B6
S-MUTE
POWER
REMOCON
DI
CLK
DO
CE
RX701
REMOTE
SENSOR
REMOCON
TUN SD
TUN SM
TUN MUTE
CLEAR
MAIN SO
MAIN SI
MAIN SCK
MAIN STB
MAIN STB
CLEAR
MAIN SI
MAIN SO
MAIN SCK
SPE IN
+B1
MEMORY
BACK UP
+B5
VP
VP
Q701
FL701
601
71AW
OMPUTER
CD O/C SW
CD D.NO
CD U/D
+B4
Q94
CD LD M–
CD LD M+
CD LD H/L
SWITCHING
DRIVER
Q93
Q91
Q997
Q903
Q904
Q998
Q999
RELAY
SOL
RELAY
PORT
TO CD UNIT
CD MUTE
CD MUTE
CD RES
CD SL–
CD SL+
CD SL+
CD CQCK
CD SQOUT
CD COIN
CD WRQ
CD RWC
CD PUIN
CD RWC
CD PUIN
CD DRF
CD O/C SW
CD D.NO
CD U/D
POWER ON/STB
SWITCHING
S-MUTE
POWER
JA901
HEADPHONES
SO901
FRONT
SPEAKER
TERMINAL
R-CH
GND
GND
L-CH
+
–
–
+
Q996
Q829
R-IN
L-IN
+B1
–B1
R-OUT
L-OUT
+B4
+B3
+B2
+B1
–B1
–15V
VOLTAGE
REGURATER
ASS
+12V(MOTOR)
Q826
Q827
Q827
VOLTAGE
REGULATOR
UN-SWITCHED
+5V
Q823
Q824
Q824
Q825
Q821
Q822
Q822
+7.3V(CD)
D801
D802~D805
SOR
VOLTAGE
REGULATOR
VP VF2
(AC)
VF1
(AC)
+12V(ANALOG)
VOLTAGE
REGULATOR
SWITCHING
VOLTAGE
REGULATOR
TO CD UNIT
OUT
IN
R
L
R
L
VOLUME
R
R
L
EQUALIZER
L
R
~
~
~
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